Movie fans went to space in search of a new home in Interstellar. The citizens of Westeros battled not only white walkers, but also the zombies of The Walking Dead and the landed gentry of Downton Abbey to claim the Iron Throne of the TV kingdom. Adele no longer had to worry if “after all these years you'd like to meet” up with her music again, as 25 became the best-selling album of the year in just one week. And readers fell in love with Christian Grey… again! As 2015 comes to a close, we crunched the numbers to find the most popular entertainment this year on Google Play. For complete lists, visit Google Play.